Product Information Product Name : Solar Aerobic SA-500-40/80Manufacturer: Solar Aerobic Systems, LLCOriginal Certification Date: 01/12/2017Certification Date: 01/12/2017Certification End Date: 01/12/2024Capacity: 500Material: ConcreteType: Aerobic Treatment SystemClass: Class 1 Certifications Certification: Certifications: NSF/ANSI Standard 40 Standard year: 2019 Version Year of Original Standard: 2013SPE#: 284 Approved Approved Aerators: Manufacturer: HiblowHi Blow model: HP-60/60A Manufacturer: SecohSecoh model: EL-60 Approved Diffusers: Manufacturer: Kellundite Approved Alarms: Manufacturer: Included on Aerator